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The Bill Hartman Podcast for The 16% - Season 10 - Number 9 Podcast
Bill:
Bill Hartman 0:00–1:49
Good morning. Happy Monday. I have neuro coffee in hand and it is perfect. All right. Already a very busy Monday. Let's dig straight into today's Q&A. This is with Taya. Taya had a great foundational question. She was having difficulty visualizing the anti-orientation in a narrow ISA individual. This gives us an opportunity to review a little bit about narrow ISAs. And so we're starting with the narrow ISA archetype. So this is going to be somebody that has an axial skeleton that is biased towards an inhalation representation under these circumstances. Then to create the exhalation, we have to close the ISA and then move the diaphragm into an exhale representation. So this is a compensatory exhalation against the inhalation representation in the axial skeleton. In doing so, we create an expansive strategy in the anterior aspect of the axial skeleton. This is going to shift the center of gravity forward, and then what we're going to see then is the first superficial compensatory strategy layered on top of this, which is going to compress anteriorly. So this is where we're going to see a down pump handle, and we're going to see compression on the pubis. So this is how we initiate our discussion with TEA to show how this anti-orientation exists. Then we have the other superficial compressive strategies that get layered on, and now we have an anti-orientation that is created under those circumstances. So TEA, great question. We do show the representation in the video. It's a very short video today, which will save you a lot of time, but it's a very important video for a lot of people. So again, thank you TEA. If you would like to participate in a 15 minute consultation, please go to askbillhartman at gmail.com, askbillhartman at gmail.com, put 15 minute consultation in the subject line so I don't delete it. We will arrange that at our mutual convenience. Everybody have an outstanding Monday and I will see you tomorrow.
narrow ISAaxial skeletonanti-orientationcompensatory exhalationsuperficial compressive strategies
Bill Hartman 1:49–2:18
Hi Bill. Greetings. First I just wanted to ask you because I have a hard time visualizing when you have an anterior rotation in a narrow ISA. What drives the orientation in a narrow ISA? Yeah, just the sequence that drives the pelvis into this. I'm just figuring out that since a narrow ISA starts with anterior compression. And it's also happening at the pubis. If that is pulling the pubis down and everything starts rolling, is there? Oh, I got you. Can we do a demonstration? Yeah. Okay. Take your fingertips. Take your fingertips and put them on your sternum. Okay. So what I want you to do is I want you to push your sternum in. Okay. And then I want you to squeeze your shoulder blades together, but don't let your sternum pop back out. Did you feel yourself go forward?
narrow ISAanterior rotationpelvis mechanicspubis compressiondemonstration
SPEAKER_05 2:18–2:18
Yeah.
Bill Hartman 2:19–2:27
And it's also happening at the pubis. If that is pulling the pubis down and everything starts rolling, or is there?
pubic compressionanterior rotationpelvic mechanics
Bill Hartman 2:27–2:50
Oh, I got you. Can we do a demonstration? Yeah. Okay. Take your fingertips and put them on your sternum. Okay. So what I want you to do is push your sternum in. Then squeeze your shoulder blades together, but don't let your sternum pop back out. Did you feel yourself go forward? There you go. Now do the same thing at the pelvis.
rib mechanicspostural alignmentdemonstration technique
SPEAKER_05 2:51–2:51
Mm hmm.
Bill Hartman 2:52–2:58
There you go. Now do the same thing at the pelvis. You don't have to actually do it, but you're gonna get the same representation at the pelvis. It's a little bit easier to see the thorax because it's bigger.
pelvis mechanicsthorax visualizationpostural alignment
Bill Hartman 2:59–2:59
Yeah.
Bill Hartman 3:00–3:08
But you're going to get the same representation at the pelvis. It's a little bit easier to see the thorax because it's bigger.
thoracic anatomypelvic mechanicsbody representation
Bill Hartman 3:09–3:18
I'm realizing that this is more about pushing. I'm imagining that this is pushing me more forward, rather than orienting me over.
push mechanicsorientationbiomechanics
Bill Hartman 3:20–3:32
So if I push there, you see where I'm at? Okay, here's the axis of rotation right there. If I push that in.
axis of rotationpelvic mechanicsthoracic orientation
Bill Hartman 3:32–3:34
Okay, I get it. And I push this forward.
pushing mechanicsaxis of rotationthoracic orientation
Bill Hartman 3:36–3:37
And I push this forward.
SPEAKER_05 3:39–3:39
Mm-hmm.
Bill Hartman 3:39–5:21
You see it? Yes. So I'm going to grab right there and right there. I'm going to push them. See it? Yes. Does that give you a visual? Yes. Good morning. Happy Tuesday. I have no coffee in hand and it is perfect. All right. Digging into a very busy Tuesday. We're going to go straight into today's Q&A. This is actually part two with Taya. So Taya had a question for yesterday, and this is another one that came off of the last Coffee Encourages conference call. Her question was in regards to comparing the two archetypes to the narrow ISA individual and the wide ISA individual. And for those that might be pushed all the way into a very late propulsive strategy, are we going to start to see some similarities? And yes, we will in regards to some of the muscle activity. But the reason that this is a valuable question is because we now start to see the difference between the archetypes in regards to starting conditions, the tendencies we should expect, and then how we're going to try to intervene under certain circumstances. So we're going to talk about foot position. We're going to talk about how to set up a split squat and what those differences may actually be. And so again, a very valuable question for a lot of people. So thank you, Taya, for this question. If you would like to participate in a 15-minute consultation, please go to askbillhartman at gmail.com and put '15-minute consultation' in the subject line so we don't delete it. We'll arrange that at our mutual convenience. Make sure that you go to the YouTube channel and subscribe there so you get all these videos and we will see you tomorrow.
archetypesnarrow ISAwide ISApropulsive strategymuscle activity
Bill Hartman 5:24–5:57
When you have an end game wide representation, I'm wondering if the inferior glute max, when it starts to bend the apex of the sacrum under, is similar to butt squeezing or not. And you should be careful with the exercise selection or liking a narrow. Or is it a different type of inferior glute max activity? It's not a different type. It's just a different starting condition. So if I start with an anteriorly tilted sacrum—if this is the base of the sacrum—and I bend the apex under, that's the end position. If I start here and do that, it wouldn't look the same. But the muscle activity, because I'm trying to compress the same space, the strategy would be the same. However, because the starting conditions are different, the end appearance will look different. But if it's the same strategy, I have to take the same precaution against reinforcing it. So if I'm a wide and have posterior lower compression or I'm a narrow and have posterior lower compression, it's highly likely I'm going to try to do the same thing at the end.
inferior glute maxsacral mechanicsstarting conditionsarchetypesmuscle strategy
SPEAKER_05 5:57–5:57
Yeah. Or is it a different type of inferior glute max activity? It's not a different type. It's just a different starting condition. Right, so if I started with it with a new tated. So if this is the base of the sacrum if I started there and I do that so so I didn't move this representation I just bent the other part under right okay so that's the end position there okay if I started here and then I did that. it wouldn't look the same, right? But the muscle activity, because I'm trying to compress the same space, the muscle activity, the strategy would be the same, but because the starting conditions are different, okay? The end appearance will look different. But if it's the same strategy, I have to take the same precaution against reinforcing it. So if I'm a wide and I have posterior lower compression or I'm a narrow and I've posted lower compression, it's highly likely I'm gonna try to do the same thing at the end.
inferior glute max activitystarting conditionsposterior lower compressionstrategy differences
Bill Hartman 5:58–6:03
Or is it a different type of inferior glute max activity?
inferior glute maxbiomechanicsmuscle activity
Bill Hartman 6:05–7:09
It's not a different type. It's just a different starting condition. Right, so if I started with it with a neutral state. So if this is the base of the sacrum, if I started there and I do that—I didn't move this representation, I just bent the other part under. Okay, so that's the end position there. Okay, if I started here and then I did that, it wouldn't look the same, right? But the muscle activity, because I'm trying to compress the same space, the muscle activity, the strategy would be the same. But because the starting conditions are different, the end appearance will look different. But if it's the same strategy, I have to take the same precaution against reinforcing it. So if I'm a wide and I have posterior lower compression, or I'm a narrow and I have posterior lower compression, it's highly likely I'm gonna try to do the same thing at the end.
glute max mechanicssacral movementstarting conditionsmuscle strategyposterior compression
Bill Hartman 7:09–7:13
Okay.
Bill Hartman 7:15–7:40
So again, I don't want to close those spaces, okay? Because they both create interference. I'm going to move my wide, I'm going to try to move my wide back towards a middle representation, okay? Because that's where their bias would be. I'm going to take my narrow and try to move them back to an early representation because that's where their bias would be.
movement strategypostural biasanatomical representation
Bill Hartman 7:45–8:12
So in this sense, what you said when you have a wide and you would try to bring them back, would you, if I refer to the foot position, would you keep it more in the medial propulsion, more than not in such a negative tibial angle as you would keep a narrow?
foot positiontibial anglemedial propulsionwide stance
Bill Hartman 8:14–10:43
So by their structure, wide ISA individuals are not going to allow you to achieve as much tibial excursion as a narrow would when capturing an early foot representation. The foot position relative to the hip will differ, with less knee bend needed to achieve the early representation compared to a narrow stance. This occurs because wide stances have less tibial excursion and their ER (external rotation) representations are biased toward middle. When moving a wide individual back toward their middle representation, the tibia moves back less than with a narrow stance, resulting in the foot being positioned closer to the pelvis. This positioning captures an earlier ER representation that remains in middle P.
tibial excursionfoot positioningexternal rotation representationstance widthpelvis relationship
Bill Hartman 10:44–10:52
I'm just wondering what you described when setting up someone, let's say in a split squat position.
foot positioningjoint angle setupsplit squat
Bill Hartman 10:53–10:53
Yep.
Bill Hartman 10:54–10:58
Their structure is already going to determine the tibial angle.
tibial excursionstructurefoot position
Bill Hartman 10:58–11:02
Okay. Yep. Absolutely. Absolutely it is for sure.
Bill Hartman 11:03–11:18
So in a row, I would just play with the width of the stands as opposed to narrow as when I would play with how further apart they are side to side.
stance widthfoot positioningsplit squat setup
Bill Hartman 11:19–12:59
The width of the pelvis helps determine that. As the pelvis orients itself from external rotation to internal rotation representation in a split squat, wider individuals go from external to internal rotation to whatever degree they have that capacity. For an extreme narrow ISA individual, a common error in split stance is splitting the feet too far apart because their ankle and foot excursion allows it. When lowering into the split, they perform poorly in the internal rotation representation. You must bring them back slightly to capture the internal rotation. With wide individuals, they tend not to split enough because they want to stay in external rotation. You must coax them out slightly to achieve a better external rotation representation at the start, so their internal rotation representation improves at the bottom. These are subtle adjustments. You don't need to know whether someone is wide or narrow, as you're just trying to capture a specific representation through movement. You're eyeballing it and making adjustments anyway. We use these representations for clarity.
pelvis widthexternal rotationinternal rotationsplit squat setuprepresentation-based training
Bill Hartman 13:01–13:16
Yeah, when determining the position of the foot, I should help myself with the helical angle. So maybe a narrow has more space front to back while the wide has more from side to side.
helical anglefoot positionpelvis widthnarrow vs wide pelvis